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    Wärtsilä in the USA


Wärtsilä North America, Inc. processes all invoices electronically. Instructions as follows:

  • Invoices must be submitted only in PDF format. No other formats are supported
  • Invoices are to be scanned individually, one invoice and any backup in same PDF file
  • Multiple invoices sent within one PDF file are not supported and cannot be processed
  • Invoices must be legible and contain Purchase Order number and Wärtsilä’s contact person name
  • Invoice submission mailbox WSSCScanningUS@wartsila.com
  • Payment inquiries mailbox WSSCAccountsPayableNorthAmerica@wartsila.com

Wärtsilä North America, Inc, Suppliers Requirements and Terms & Conditions